Install a modern overdrive transmission in your classic 1964½–1966 Mustang with confidence using California Pony Cars’ industry-leading tubular transmission crossmember. Proudly Made in the USA, this is the original solution — not a copy — delivering unmatched strength, clean aesthetics, and true bolt-in simplicity.

Key Features & Benefits:

• Made in the USA – CNC-bent and JIG-welded for superior strength and craftsmanship.

• Original Design – The first of its kind; beware of low-quality imitations.

• Heavy-Duty Tubular Construction – 1.5" OD .090-wall steel for maximum stiffness without extra weight.

• E-Brake Bracket – Maintains OEM emergency brake functionality.

• No Cutting Required – Bolts to factory frame rail locations (holes may need slight elongation due to unibody variances).

• Insulator Ready – Accepts factory steel/rubber insulator (OEM# C4DZ-6068-A / CPC# TRA-650-521) or aftermarket 2-stud option.

• Drivetrain Alignment Corrected – Ensures proper output shaft to pinion geometry.

• Subframe Reinforcement – Adds stiffness and reduces flex under load.

• Durable Finish – Powder-coated semi-gloss black for corrosion resistance and a clean look.

Fitment Applications:
1964½–1966 Mustang equipped with:

• AOD, AODE, 4R70W (Automatic Overdrive)

• Tremec TKX, TKO, or 3550 5-speed manual transmissions